JPH0582991B2 - - Google Patents
Info
- Publication number
- JPH0582991B2 JPH0582991B2 JP21166185A JP21166185A JPH0582991B2 JP H0582991 B2 JPH0582991 B2 JP H0582991B2 JP 21166185 A JP21166185 A JP 21166185A JP 21166185 A JP21166185 A JP 21166185A JP H0582991 B2 JPH0582991 B2 JP H0582991B2
- Authority
- JP
- Japan
- Prior art keywords
- layer
- electrode
- single crystal
- sic
- silicon carbide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 28
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 27
- 239000013078 crystal Substances 0.000 claims description 19
- 239000010936 titanium Substances 0.000 claims description 19
- 239000004065 semiconductor Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 6
- 229910052719 titanium Inorganic materials 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 238000010030 laminating Methods 0.000 claims 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 238000007740 vapor deposition Methods 0.000 description 5
- 238000005275 alloying Methods 0.000 description 3
- 230000002776 aggregation Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005566 electron beam evaporation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/12—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/16—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only elements of Group IV of the Periodic Table
- H01L29/1608—Silicon carbide
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/45—Ohmic electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Electrodes Of Semiconductors (AREA)
- Led Devices (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60211661A JPS6271271A (ja) | 1985-09-24 | 1985-09-24 | 炭化珪素半導体の電極構造 |
DE19863632209 DE3632209A1 (de) | 1985-09-24 | 1986-09-23 | Elektrodenstruktur fuer einen siliciumcarbid-einkristallhalbleiter |
US07/403,016 US4990994A (en) | 1985-09-24 | 1989-09-05 | Electrode structure for silicon carbide semiconductors |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60211661A JPS6271271A (ja) | 1985-09-24 | 1985-09-24 | 炭化珪素半導体の電極構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6271271A JPS6271271A (ja) | 1987-04-01 |
JPH0582991B2 true JPH0582991B2 (es) | 1993-11-24 |
Family
ID=16609495
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60211661A Granted JPS6271271A (ja) | 1985-09-24 | 1985-09-24 | 炭化珪素半導体の電極構造 |
Country Status (3)
Country | Link |
---|---|
US (1) | US4990994A (es) |
JP (1) | JPS6271271A (es) |
DE (1) | DE3632209A1 (es) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2546696B2 (ja) * | 1987-12-17 | 1996-10-23 | 富士通株式会社 | シリコン炭化層構造 |
US5270252A (en) * | 1988-10-25 | 1993-12-14 | United States Of America As Represented By The Secretary Of The Navy | Method of forming platinum and platinum silicide schottky contacts on beta-silicon carbide |
US5216264A (en) * | 1989-06-07 | 1993-06-01 | Sharp Kabushiki Kaisha | Silicon carbide MOS type field-effect transistor with at least one of the source and drain regions is formed by the use of a schottky contact |
JP2509713B2 (ja) * | 1989-10-18 | 1996-06-26 | シャープ株式会社 | 炭化珪素半導体装置およびその製造方法 |
US5008735A (en) * | 1989-12-07 | 1991-04-16 | General Instrument Corporation | Packaged diode for high temperature operation |
DE69122171T2 (de) * | 1990-05-24 | 1997-01-30 | Sumitomo Electric Industries | Ohmische Kontaktelektroden für N-Typ halbleitendes kubisches Bor-Nitrat |
JPH04348035A (ja) * | 1991-05-24 | 1992-12-03 | Nippon Steel Corp | 配線形成方法 |
JPH0529621A (ja) * | 1991-07-19 | 1993-02-05 | Rohm Co Ltd | 炭化珪素薄膜回路素子とその製造方法 |
JP3086556B2 (ja) * | 1993-02-09 | 2000-09-11 | 株式会社神戸製鋼所 | 半導体ダイヤモンド層上の耐熱性オーミック電極及びその形成方法 |
KR0179677B1 (ko) * | 1993-12-28 | 1999-04-15 | 사토 후미오 | 반도체장치 및 그 제조방법 |
JPH0897441A (ja) * | 1994-09-26 | 1996-04-12 | Fuji Electric Co Ltd | 炭化けい素ショットキーダイオードの製造方法 |
SE504916C2 (sv) * | 1995-01-18 | 1997-05-26 | Ericsson Telefon Ab L M | Förfarande för att åstadkomma en ohmsk kontakt jämte halvledarkomponent försedd med dylik ohmsk kontakt |
JP3409958B2 (ja) * | 1995-12-15 | 2003-05-26 | 株式会社東芝 | 半導体発光素子 |
SE9600199D0 (sv) * | 1996-01-19 | 1996-01-19 | Abb Research Ltd | A semiconductor device with a low resistance ohmic contact between a metal layer and a SiC-layer |
CN1131548C (zh) * | 1997-04-04 | 2003-12-17 | 松下电器产业株式会社 | 半导体装置 |
DE19939107A1 (de) | 1998-09-23 | 2000-03-30 | Siemens Ag | Verfahren zum Herstellen eines ohmschen Kontakts |
US7262434B2 (en) | 2002-03-28 | 2007-08-28 | Rohm Co., Ltd. | Semiconductor device with a silicon carbide substrate and ohmic metal layer |
FR2846788B1 (fr) * | 2002-10-30 | 2005-06-17 | Procede de fabrication de substrats demontables | |
US6747291B1 (en) | 2003-01-10 | 2004-06-08 | The United States Of America As Represented By The Secretary Of The Air Force | Ohmic contacts on p-type silicon carbide using carbon films |
US6815323B1 (en) | 2003-01-10 | 2004-11-09 | The United States Of America As Represented By The Secretary Of The Air Force | Ohmic contacts on n-type silicon carbide using carbon films |
DE102004012819B4 (de) * | 2004-03-16 | 2006-02-23 | Infineon Technologies Ag | Leistungshalbleiterbauelement mit erhöhter Robustheit |
US7812441B2 (en) | 2004-10-21 | 2010-10-12 | Siliconix Technology C.V. | Schottky diode with improved surge capability |
US7394158B2 (en) * | 2004-10-21 | 2008-07-01 | Siliconix Technology C.V. | Solderable top metal for SiC device |
US9419092B2 (en) * | 2005-03-04 | 2016-08-16 | Vishay-Siliconix | Termination for SiC trench devices |
US7834376B2 (en) * | 2005-03-04 | 2010-11-16 | Siliconix Technology C. V. | Power semiconductor switch |
US8901699B2 (en) | 2005-05-11 | 2014-12-02 | Cree, Inc. | Silicon carbide junction barrier Schottky diodes with suppressed minority carrier injection |
US8368165B2 (en) * | 2005-10-20 | 2013-02-05 | Siliconix Technology C. V. | Silicon carbide Schottky diode |
WO2008016619A1 (en) * | 2006-07-31 | 2008-02-07 | Vishay-Siliconix | Molybdenum barrier metal for sic schottky diode and process of manufacture |
JP4965576B2 (ja) * | 2007-02-14 | 2012-07-04 | パナソニック株式会社 | 半導体装置及びその製造方法 |
JP5286677B2 (ja) * | 2007-03-13 | 2013-09-11 | トヨタ自動車株式会社 | P型4H−SiC基板上のオーミック電極の形成方法 |
US8373176B2 (en) * | 2008-04-15 | 2013-02-12 | Sumitomo Electric Industries, Ltd. | Semiconductor device and method of manufacturing the same |
JP5449786B2 (ja) * | 2009-01-15 | 2014-03-19 | 昭和電工株式会社 | 炭化珪素半導体装置及び炭化珪素半導体装置の製造方法 |
JP5728954B2 (ja) * | 2011-01-13 | 2015-06-03 | 住友電気工業株式会社 | 炭化珪素半導体装置の製造方法 |
US10367089B2 (en) * | 2011-03-28 | 2019-07-30 | General Electric Company | Semiconductor device and method for reduced bias threshold instability |
CN102931224A (zh) * | 2012-08-21 | 2013-02-13 | 中国科学院微电子研究所 | 用于P-SiC欧姆接触的界面过渡层复合结构及其制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4979462A (es) * | 1972-12-06 | 1974-07-31 | ||
JPS5057784A (es) * | 1973-09-15 | 1975-05-20 | ||
JPS50134785A (es) * | 1974-04-08 | 1975-10-25 | ||
JPS5380966A (en) * | 1976-12-27 | 1978-07-17 | Hitachi Ltd | Manufacture of electrode fdr semiconductor device |
JPS5864066A (ja) * | 1981-10-14 | 1983-04-16 | Nippon Telegr & Teleph Corp <Ntt> | 金属半導体接合電極構造体及びその製造方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL230857A (es) * | 1958-08-26 | |||
CH512822A (de) * | 1970-03-06 | 1971-09-15 | Bbc Brown Boveri & Cie | Verfahren zur Kontaktierung von Siliziumkarbid-Halbleitern |
JPS55143042A (en) * | 1979-04-25 | 1980-11-08 | Hitachi Ltd | Semiconductor device |
DE3064598D1 (en) * | 1979-11-05 | 1983-09-22 | Hitachi Ltd | Electrically insulating substrate and a method of making such a substrate |
JPS5899172A (ja) * | 1981-12-07 | 1983-06-13 | 株式会社日立製作所 | 電気絶縁基板 |
-
1985
- 1985-09-24 JP JP60211661A patent/JPS6271271A/ja active Granted
-
1986
- 1986-09-23 DE DE19863632209 patent/DE3632209A1/de active Granted
-
1989
- 1989-09-05 US US07/403,016 patent/US4990994A/en not_active Expired - Lifetime
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4979462A (es) * | 1972-12-06 | 1974-07-31 | ||
JPS5057784A (es) * | 1973-09-15 | 1975-05-20 | ||
JPS50134785A (es) * | 1974-04-08 | 1975-10-25 | ||
JPS5380966A (en) * | 1976-12-27 | 1978-07-17 | Hitachi Ltd | Manufacture of electrode fdr semiconductor device |
JPS5864066A (ja) * | 1981-10-14 | 1983-04-16 | Nippon Telegr & Teleph Corp <Ntt> | 金属半導体接合電極構造体及びその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
DE3632209C2 (es) | 1993-05-27 |
JPS6271271A (ja) | 1987-04-01 |
DE3632209A1 (de) | 1987-04-02 |
US4990994A (en) | 1991-02-05 |
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